#!/usr/bin/env python3
"""
脚本名称：ch25_exe.py
功能描述： 演示更多更多练习，复合情况
作者：Gavin
创建日期：2022-05-06
版本：1.0
依赖库：无
使用方法： python ch25_exe.py
"""


def break_words(stuff):
    """This function will break up words for us."""
    words = stuff.split(' ')
    return words


def sort_words(words):
    """Sorts the words."""
    return sorted(words)


def print_first_word(words):
    """Prints the first word after popping it off."""
    word = words.pop(0)
    print(word)


def print_last_word(words):
    """Prints the last word after popping it off."""
    word = words.pop(-1)
    print(word)


def sort_sentence(sentence):
    """Takes in a full sentence and returns the sorted words."""
    words = break_words(sentence)
    return sort_words(words)


def print_first_and_last(sentence):
    """Prints the first and last words of the sentence."""
    words = break_words(sentence)
    print_first_word(words)
    print_last_word(words)


def print_first_and_last_sorted(sentence):
    """Sorts the words then prints the first and last one."""
    words = sort_sentence(sentence)
    print_first_word(words)
    print_last_word(words)


sentence = "All good things come to those who wait."
words = break_words(sentence)
print(words)

print(sort_words(words))

print_first_word(words)
print_last_word(words)

print_first_and_last(sentence)
print_first_and_last_sorted(sentence)
